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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998UT18 ∴ Observational info ∴ Radar obs
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(85774) 1998UT18  ▹ 
OBSERVATIONAL INFORMATION

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Designation Type N Date and time Radar range/range rate trx station rec station Quality
yr-mo-day hh:mm:ss type km or km/day precision a priori rms F bias residual χ used
1998UT18 c 2003-11-23 06:23:00 DOP -4.70818e+5 0.54416 0.54416 F 0.00000 0.08401 251 251 0.16 Yes
1998UT18 c 2003-11-23 06:49:00 DOP -4.65762e+5 0.27208 0.27208 F 0.00000 0.08660 251 251 0.39 Yes
1998UT18 c 2003-11-23 06:49:00 DEL 1.11400e+7 0.44969 0.44969 F 0.00000 0.04567 251 251 0.55 Yes
1998UT18 c 2008-11-22 09:15:00 DOP -1.92395e+5 0.54416 0.54416 F 0.00000 0.00569 251 251 0.01 Yes
1998UT18 c 2008-11-22 09:15:00 DEL 1.60297e+7 0.10493 0.10493 F 0.00000 -0.01984 251 251 0.48 Yes
1998UT18 c 2008-11-23 09:20:00 DEL 1.58690e+7 0.22484 0.22484 F 0.00000 0.08486 251 251 0.47 Yes
1998UT18 c 2008-11-23 09:20:00 DOP -1.29711e+5 0.54416 0.54416 F 0.00000 0.14487 251 251 0.27 Yes
1998UT18 c 2013-11-21 11:01:00 DEL 2.57817e+7 0.14990 0.14990 F 0.00000 -0.00130 251 251 0.29 Yes

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